Home / 156,372,449.92-234,572,307.18-51,296,288.21

Finding the Fourth Proportional to 156,372,449.92, 234,572,307.18 and 51,296,288.21

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Solution

The fourth proportional to 156,372,449.92, 234,572,307.18 and 51,296,288.21 is: 76,948,904.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,372,449.92 : 234,572,307.18 = 51,296,288.21 : x
  2. Step 2: Convert to fraction form
    156,372,449.92/234,572,307.18 = 51,296,288.21/x
  3. Step 3: Cross multiply
    156,372,449.92x = 234,572,307.18 × 51,296,288.21
  4. Step 4: Simplify right side
    156,372,449.92x = 12,032,688,675,136,784
  5. Step 5: Solve for x
    x = 12,032,688,675,136,784/156,372,449.92
  6. Step 6: Final answer
    x = 76,948,904.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.